Purposes of the PFT (Pulmonary Function Test)
In this section, we will discuss the purpose of PFT in diagnosing various respiratory disorders.
To measure the toxic effects of lung exposure to coal smoke, smog, aerosols, and toxins.
For determining the progress of respiratory disease: The progression of lung diseases like COPD, Asthma, bronchitis and emphysema.
To monitor the efficacy of treatment: With the help of PFT, we can understand the effectiveness of lung disease treatment.
Evaluate patients pre-operatively: It means preparing the patient before an operation.
Diagnosis of respiratory disease: Many respiratory diseases like cough, Cyanosis, Dyspnea and Wheezing. (These lung diseases are explained below).